Vulnerability Description
WordPress version 4.9.8 and earlier contains a CWE-20 Input Validation vulnerability in thumbnail processing that can result in remote code execution due to an incomplete fix for CVE-2017-1000600. This attack appears to be exploitable via thumbnail upload by an authenticated user and may require additional plugins in order to be exploited however this has not been confirmed at this time.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Wordpress | Wordpress | <= 4.9.8 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/105306Third Party AdvisoryVDB Entry
- https://www.theregister.co.uk/2018/08/20/php_unserialisation_wordpress_vuln/Third Party Advisory
- https://youtu.be/GePBmsNJw6Y?t=1763Third Party Advisory
- http://www.securityfocus.com/bid/105306Third Party AdvisoryVDB Entry
- https://www.theregister.co.uk/2018/08/20/php_unserialisation_wordpress_vuln/Third Party Advisory
- https://youtu.be/GePBmsNJw6Y?t=1763Third Party Advisory
FAQ
What is CVE-2018-1000773?
CVE-2018-1000773 is a vulnerability with a CVSS score of 8.8 (HIGH). WordPress version 4.9.8 and earlier contains a CWE-20 Input Validation vulnerability in thumbnail processing that can result in remote code execution due to an incomplete fix for CVE-2017-1000600. Thi...
How severe is CVE-2018-1000773?
CVE-2018-1000773 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-1000773?
Check the references section above for vendor advisories and patch information. Affected products include: Wordpress Wordpress.